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Nutrients, Supplements & pH Control | Surplus Network

General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 32 oz QT - gh
USA
General Hydroponics Flora Series...

$18.95 USD

General Hydroponics Flora Series...

$18.95 USD

Botanicare Cal Mag Plus 32 oz / 1 Quart - magnesium nutrient additive cal-mag qt
USA
Botanicare Cal Mag Plus 32 oz / 1...

$21.99 USD

Botanicare Cal Mag Plus 32 oz / 1...

$21.99 USD

Botanicare Cal Mag Plus 1 Quart, 1 Gallon 2.5 Gal 5 Gal calcium magnesium
USA
Botanicare Cal Mag Plus 1 Quart, 1...

$21.99 USD

Botanicare Cal Mag Plus 1 Quart, 1...

$21.99 USD

Plant Fertilizer | ALL NATURAL | BLOOM BOOSTER | 2oz Makes 60 Gallons
USA
Plant Fertilizer | ALL NATURAL | ...

$12.99 USD

Plant Fertilizer | ALL NATURAL | ...

$12.99 USD

SAMPLE Professional Plant Nutrients Flower/bloom High Strength makes 20-30 gall
USA
SAMPLE Professional Plant Nutrients...

$4.50 USD

SAMPLE Professional Plant Nutrients...

$4.50 USD

Fox Farm Big Bloom 1 Quart 32 oz organic nutrients hydroponics
USA
Fox Farm Big Bloom 1 Quart 32 oz...

$21.47 USD

Fox Farm Big Bloom 1 Quart 32 oz...

$21.47 USD

Fox Farm Big Bloom 1 Quart 32oz 1 Gallon 2.5G 5G - organic nutrients hydroponics
USA
Fox Farm Big Bloom 1 Quart 32oz 1...

$21.47 USD

Fox Farm Big Bloom 1 Quart 32oz 1...

$21.47 USD

Advanced Nutrients Grow Micro Bloom pH Perfect Bundle Set Combo Base 500 ml
USA
Advanced Nutrients Grow Micro Bloom...

$32.89 USD

Advanced Nutrients Grow Micro Bloom...

$32.89 USD

Botanicare Plant HGC704078 Hydroguard Bacillus Root Inoculant 1 Quart Natural
USA
Botanicare Plant HGC704078 Hydroguard...

$32.89 USD

Botanicare Plant HGC704078 Hydroguard...

$32.89 USD

PRECISION HYDROPONICS PH UP DOWN KIT CONTROL GENERAL BUFFER COMBO
USA
PRECISION HYDROPONICS PH UP DOWN KIT...

$7.95 USD

PRECISION HYDROPONICS PH UP DOWN KIT...

$7.95 USD

EPSOM SALT (Magnesium Sulfate) Agricultural Fertilizer Grade - BULK
USA
EPSOM SALT (Magnesium Sulfate)...

$7.95 USD

EPSOM SALT (Magnesium Sulfate)...

$7.95 USD

99.99% Boric Acid Powder | Horticultural Garden Application | Multipurpose Clean
USA
99.99% Boric Acid Powder |...

$8.40 USD

99.99% Boric Acid Powder |...

$8.40 USD

General Hydroponics Calimagic 32oz Quart, 128oz Gallon -calcium magnesium calmag
USA
General Hydroponics Calimagic 32oz...

$22.97 USD

General Hydroponics Calimagic 32oz...

$22.97 USD

General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 16 oz pint - gh
USA
General Hydroponics Flora Series...

$32.90 USD

General Hydroponics Flora Series...

$32.90 USD

General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 1 QT / 1 GAL gh
USA
General Hydroponics Flora Series...

$32.90 USD

General Hydroponics Flora Series...

$32.90 USD

Fox Farm Instant Grow Big 1 Pint Liquid Plant Food Vegetative Growth Foxfarm
USA
Fox Farm Instant Grow Big 1 Pint...

$17.45 USD

Fox Farm Instant Grow Big 1 Pint...

$17.45 USD

Xtreme Gardening Mykos Pure Mycorrhizal 100G Grams - mycorrhizae root
USA
Xtreme Gardening Mykos Pure...

$8.95 USD

Xtreme Gardening Mykos Pure...

$8.95 USD

Xtreme Gardening Mykos Pure Mycorrhizal 100G / 1 / 2 / 20/ 50 LBS -Mycos Extreme
USA
Xtreme Gardening Mykos Pure...

$8.95 USD

Xtreme Gardening Mykos Pure...

$8.95 USD

Barley Seeds 🔥 Bulk 5-10 # Sprouting-Juicing-Malt-Brewing-Beer Making NONGMO
USA
Barley Seeds 🔥 Bulk 5-10 #...

$15.99 USD

Barley Seeds 🔥 Bulk 5-10 #...

$15.99 USD

FoxFarm Hydro Trio Nutrient Bundle, Big Bloom, Grow Big Hydro, Tiger Bloom Pint
USA
FoxFarm Hydro Trio Nutrient Bundle,...

$39.99 USD

FoxFarm Hydro Trio Nutrient Bundle,...

$39.99 USD

General Hydroponics pH Down 32 oz / 1 Quart -buffer gh adjuster hydroponic
USA
General Hydroponics pH Down 32 oz / 1...

$16.78 USD

General Hydroponics pH Down 32 oz / 1...

$16.78 USD

General Hydroponics pH Down 32oz Quart / 1 Gallon -buffer gh adjuster hydroponic
USA
General Hydroponics pH Down 32oz...

$16.78 USD

General Hydroponics pH Down 32oz...

$16.78 USD

General Hydroponics pH Down 32 oz / 1 Quart -buffer gh adjuster hydroponic
USA
General Hydroponics pH Down 32 oz / 1...

$16.75 USD

General Hydroponics pH Down 32 oz / 1...

$16.75 USD

General Hydroponics pH Up 32 oz / 1 Quart -buffer gh adjuster hydroponic
USA
General Hydroponics pH Up 32 oz / 1...

$16.75 USD

General Hydroponics pH Up 32 oz / 1...

$16.75 USD

Jacks 321 Kit 2.5 lbs (Part A and Part B Included)
USA
Jacks 321 Kit 2.5 lbs (Part A and...

$27.00 USD

Jacks 321 Kit 2.5 lbs (Part A and...

$27.00 USD

Masterblend Fertilizer Hydroponics 4-18-38
USA
Masterblend Fertilizer Hydroponics...

$9.95 USD

Masterblend Fertilizer Hydroponics...

$9.95 USD

Canna Boost Accelerator 1 Liter - Bloom Nutrient Enhancer Hydroponics Additive
USA
Canna Boost Accelerator 1 Liter -...

$79.98 USD

Canna Boost Accelerator 1 Liter -...

$79.98 USD

Advanced Nutrients Grow, Micro, Bloom Bundle pH Perfect Base GMB 1 Liter
USA
Advanced Nutrients Grow, Micro, Bloom...

$38.85 USD

Advanced Nutrients Grow, Micro, Bloom...

$38.85 USD

Xtreme Gardening Mykos Pure Mycorrhizal - Mycos Extreme - 100G, 1, 2.2 or 20 Lbs
USA
Xtreme Gardening Mykos Pure...

$9.19 USD

Xtreme Gardening Mykos Pure...

$9.19 USD

Advanced Nutrients Rhino Skin Potassium Silicate Supplement Plant Enhancer 250ml
USA
Advanced Nutrients Rhino Skin...

$12.79 USD

Advanced Nutrients Rhino Skin...

$12.79 USD

Plant Success Great White 1oz - Mycorrhizae Trichoderma Beneficial Bacteria
USA
Plant Success Great White 1oz -...

$13.85 USD

Plant Success Great White 1oz -...

$13.85 USD

Gaia Green Power Bloom and All Purpose Organic 10Kg COMBO
USA
Gaia Green Power Bloom and All...

$115.38 USD

Gaia Green Power Bloom and All...

$115.38 USD

GAIA GREEN Power Bloom 2-8-4, All Purpose 4-4-4 & Worm Castings **FREE 1 /2 Ltr
USA
GAIA GREEN Power Bloom 2-8-4, All...

$83.95 USD

GAIA GREEN Power Bloom 2-8-4, All...

$83.95 USD

GAIA GREEN Power Bloom 2-8-4 & All Purpose 4-4-4 500g Bags Each
USA
GAIA GREEN Power Bloom 2-8-4 & All...

$15.00 USD

GAIA GREEN Power Bloom 2-8-4 & All...

$15.00 USD

Gaia Green Organics Living Soil 1.5 cu ft bag
USA
Gaia Green Organics Living Soil 1.5...

$55.00 USD

Gaia Green Organics Living Soil 1.5...

$55.00 USD

Gaia Green Power Bloom and All Purpose COMBO 500g Set
USA
Gaia Green Power Bloom and All...

$23.19 USD

Gaia Green Power Bloom and All...

$23.19 USD

99.99% Boric Acid Powder | Horticultural Garden Application | Multipurpose Clean
USA
99.99% Boric Acid Powder |...

$8.29 USD

99.99% Boric Acid Powder |...

$8.29 USD

99.99% Boric Acid Powder | Horticultural Garden Application | Multipurpose Clean
USA
99.99% Boric Acid Powder |...

$8.29 USD

99.99% Boric Acid Powder |...

$8.29 USD

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 Gallon Each, Pa
Hong Kong
General Hydroponics Flora Grow,...

$74.13 USD

General Hydroponics Flora Grow,...

$74.13 USD

Advanced Nutrients Bud Candy 1 Liter flower booster bloom enhancer
USA
Advanced Nutrients Bud Candy 1 Liter...

$27.17 USD

Advanced Nutrients Bud Candy 1 Liter...

$27.17 USD

GAIA GREEN All Purpose Veg 550g Bag 4-4-4. FREE 50g*** FAST USPS SHIP 💯
USA
GAIA GREEN All Purpose Veg 550g Bag...

$14.69 USD

GAIA GREEN All Purpose Veg 550g Bag...

$14.69 USD

General Hydroponics MaxiGro 2.2lbs pounds - gh maxi bloom nutrient
USA
General Hydroponics MaxiGro 2.2lbs...

$18.99 USD

General Hydroponics MaxiGro 2.2lbs...

$18.99 USD

General Hydroponics Rapid Rooter Replacement Plugs 50 Count -gh cloning seed
USA
General Hydroponics Rapid Rooter...

$22.89 USD

General Hydroponics Rapid Rooter...

$22.89 USD

Technaflora Recipe For Success Starter Kit Complete Grow Nutrients 11 Products
USA
Technaflora Recipe For Success...

$62.50 USD

Technaflora Recipe For Success...

$62.50 USD

Down to Earth Organic Bat Guano Fertilizer Mix 7-3-1, 0.25 lb
USA
Down to Earth Organic Bat Guano...

$11.50 USD

Down to Earth Organic Bat Guano...

$11.50 USD

Advanced Nutrients Flawless Finish 1L cleaning system solution flush liter
USA
Advanced Nutrients Flawless Finish 1L...

$19.89 USD

Advanced Nutrients Flawless Finish 1L...

$19.89 USD

Vermiculite - Medium Agricultural Grade Coarse Vermiculite - 2 Liter (1/2 gal)
USA
Vermiculite - Medium Agricultural...

$9.99 USD

Vermiculite - Medium Agricultural...

$9.99 USD

TECHNAFLORA TFPR02006 BRAND NEW! Recipe For Success Starter Bottle Kit | 1-1-1
USA
TECHNAFLORA TFPR02006 BRAND NEW!...

$54.99 USD

TECHNAFLORA TFPR02006 BRAND NEW!...

$54.99 USD

General Hydroponics pH Up & pH Down 1 Quart each - GH Water pH Adjuster Buffer
USA
General Hydroponics pH Up & pH Down 1...

$26.48 USD

General Hydroponics pH Up & pH Down 1...

$26.48 USD

Advanced Nutrients B-52 1 Liter - fertilizer booster bloom vitamins enhancer
USA
Advanced Nutrients B-52 1 Liter -...

$33.90 USD

Advanced Nutrients B-52 1 Liter -...

$33.90 USD

Advanced Nutrients Bud Candy - 250mL, 500mL, 1L or 4L
USA
Advanced Nutrients Bud Candy - 250mL,...

$23.25 USD

Advanced Nutrients Bud Candy - 250mL,...

$23.25 USD

FoxFarm Liquid Nutrient Soil Trio: Big Bloom, Grow Big, Tiger Bloom - 32oz
USA
FoxFarm Liquid Nutrient Soil Trio:...

$59.99 USD

FoxFarm Liquid Nutrient Soil Trio:...

$59.99 USD

FoxFarm Grow Big Soil Liquid Nutrient Plant Fertilizer, 32oz (1 Quart Bottle)
USA
FoxFarm Grow Big Soil Liquid Nutrient...

$27.99 USD

FoxFarm Grow Big Soil Liquid Nutrient...

$27.99 USD

FoxFarm Grow Big Soil Liquid Nutrient Plant Fertilizer, 32oz (1 Quart Bottle)
USA
FoxFarm Grow Big Soil Liquid Nutrient...

$27.99 USD

FoxFarm Grow Big Soil Liquid Nutrient...

$27.99 USD

Masterblend 4-18-38 Hydroponic Fertilizer 3 Part Kit $24.95-$64.05 Ships Free
USA
Masterblend 4-18-38 Hydroponic...

$24.95 USD

Masterblend 4-18-38 Hydroponic...

$24.95 USD

The CO2 Breath Bag -Premium CO2 Grow Bag-Premixed Ready Bag for Grow Rooms/Tents
USA
The CO2 Breath Bag -Premium CO2 Grow...

$33.99 USD

The CO2 Breath Bag -Premium CO2 Grow...

$33.99 USD

The CO2 Breath Bag -Premium CO2 Grow Bag-Premixed Ready Bag for Grow Rooms/Tents
USA
The CO2 Breath Bag -Premium CO2 Grow...

$33.99 USD

The CO2 Breath Bag -Premium CO2 Grow...

$33.99 USD

MASTERBLEND Official 4-18-38 Tomato & Vegetable Fertilizer BULK (1 Pound)
USA
MASTERBLEND Official 4-18-38 Tomato &...

$13.99 USD

MASTERBLEND Official 4-18-38 Tomato &...

$13.99 USD

MASTERBLEND Official 4-18-38 Tomato & Vegetable Fertilizer BULK
USA
MASTERBLEND Official 4-18-38 Tomato &...

$13.99 USD

MASTERBLEND Official 4-18-38 Tomato &...

$13.99 USD

OG Diamond Density Rapid Flower with Hardner - 1L
USA
OG Diamond Density Rapid Flower with...

$74.99 USD

OG Diamond Density Rapid Flower with...

$74.99 USD

FoxFarm Big Bloom Organic Liquid Nutrient Plant Fertilizer, 32oz (1 Bottle)
USA
FoxFarm Big Bloom Organic Liquid...

$23.99 USD

FoxFarm Big Bloom Organic Liquid...

$23.99 USD

General Hydroponics Rapid Start Rooting Enhancer 125 mL 1-0.5-1
USA
General Hydroponics Rapid Start...

$19.00 USD

General Hydroponics Rapid Start...

$19.00 USD

GAIA GREEN Power Bloom 2-8-4, All Purpose 4-4-4 500g Ea& GAIA Worm Castings (3L)
USA
GAIA GREEN Power Bloom 2-8-4, All...

$29.99 USD

GAIA GREEN Power Bloom 2-8-4, All...

$29.99 USD

Advanced Nutrients Big Bud Liquid 250ml bloom booster enhancer fertilizer
USA
Advanced Nutrients Big Bud Liquid...

$16.79 USD

Advanced Nutrients Big Bud Liquid...

$16.79 USD

FoxFarm Tiger Bloom 1 Quart qt 32oz - liquid foxfarm hydroponics nutrients
USA
FoxFarm Tiger Bloom 1 Quart qt 32oz -...

$23.45 USD

FoxFarm Tiger Bloom 1 Quart qt 32oz -...

$23.45 USD

Advanced Nutrients Bud Candy 1 Liter flower booster bloom enhancer
USA
Advanced Nutrients Bud Candy 1 Liter...

$27.18 USD

Advanced Nutrients Bud Candy 1 Liter...

$27.18 USD

Advanced Nutrients Sensi Cal-Mag Xtra 1 L - calcium magnesium iron supplement
USA
Advanced Nutrients Sensi Cal-Mag Xtra...

$23.89 USD

Advanced Nutrients Sensi Cal-Mag Xtra...

$23.89 USD

General Hydroponics MaxiBloom 2.2lbs pounds - gh maxi bloom nutrient
USA
General Hydroponics MaxiBloom 2.2lbs...

$19.85 USD

General Hydroponics MaxiBloom 2.2lbs...

$19.85 USD

General Hydroponics Armor Si 1 Quart - silica gh qt
USA
General Hydroponics Armor Si 1 Quart...

$20.99 USD

General Hydroponics Armor Si 1 Quart...

$20.99 USD

General Hydroponics FloraKleen - 1 Quart - Flushing Nutrients Flora Kleen
USA
General Hydroponics FloraKleen - 1...

$16.48 USD

General Hydroponics FloraKleen - 1...

$16.48 USD

Emerald 3-PART NUTRIENT SERIES - Micro/Grow/Bloom QUARTS
USA
Emerald 3-PART NUTRIENT SERIES -...

$48.50 USD

Emerald 3-PART NUTRIENT SERIES -...

$48.50 USD

2 Pack- Fox Farm Cultivation Nation pH Down, Lowers Nutrient Solution PH -16 OZ
USA
2 Pack- Fox Farm Cultivation Nation...

$17.99 USD

2 Pack- Fox Farm Cultivation Nation...

$17.99 USD

Mammoth P Bloom Booster- Organic Microbial 🎁 FREE SHIP 16% Increase Yields 15mL
USA
Mammoth P Bloom Booster- Organic...

$12.50 USD

Mammoth P Bloom Booster- Organic...

$12.50 USD

Xtreme Gardening Mykos Pure Mycorrhizal 2.2 lb - Mycorrhizae Beneficial Root
USA
Xtreme Gardening Mykos Pure...

$27.95 USD

Xtreme Gardening Mykos Pure...

$27.95 USD

Advanced Nutrients BIG BUD 250mL 500mL 1L 4L Bloom Booster Heavy Yield Enhancer
USA
Advanced Nutrients BIG BUD 250mL...

$16.99 USD

Advanced Nutrients BIG BUD 250mL...

$16.99 USD

Advanced Nutrients Sensizym 500mL
USA
Advanced Nutrients Sensizym 500mL

$22.52 USD

Advanced Nutrients Sensizym 500mL

$22.52 USD

Botanicare Silica Blast 32 oz Quart - silicate hydroponics nutrient supplement
USA
Botanicare Silica Blast 32 oz Quart -...

$24.79 USD

Botanicare Silica Blast 32 oz Quart -...

$24.79 USD

FoxFarm Soluble Nutrient Trio: Open Sesame, Cha Ching & Beastie Bloomz - 6 oz
USA
FoxFarm Soluble Nutrient Trio: Open...

$49.99 USD

FoxFarm Soluble Nutrient Trio: Open...

$49.99 USD

Clonex Cloning Solution, 20ml Packet For Rooted Clones & Seedlings
USA
Clonex Cloning Solution, 20ml Packet...

$6.99 USD

Clonex Cloning Solution, 20ml Packet...

$6.99 USD

99.99% Boric Acid Powder | Horticultural Garden Application | Multipurpose Clean
USA
99.99% Boric Acid Powder |...

$8.57 USD

99.99% Boric Acid Powder |...

$8.57 USD

Clonex Clone Solution Quart
USA
Clonex Clone Solution Quart

$19.99 USD

Clonex Clone Solution Quart

$19.99 USD

Humboldt County
USA
Humboldt County's Own Sonic Bloom w/...

$17.50 USD

Humboldt County's Own Sonic Bloom w/...

$17.50 USD

General Hydroponics pH Test Indicator Kit 1 oz. Wide Spectrum Super-Concentrated
USA
General Hydroponics pH Test Indicator...

$10.95 USD

General Hydroponics pH Test Indicator...

$10.95 USD

Athena Cleanse (1 Gallon)
USA
Athena Cleanse (1 Gallon)

$39.89 USD

Athena Cleanse (1 Gallon)

$39.89 USD

Fox Farm Dirty Dozen Starter Pack - Liquid Nutrient Plant Food Starter Kit
USA
Fox Farm Dirty Dozen Starter Pack -...

$124.99 USD

Fox Farm Dirty Dozen Starter Pack -...

$124.99 USD

Canna Rhizotonic - Root Additive Nutrient Hydroponic Enhancer
USA
Canna Rhizotonic - Root Additive...

$20.49 USD

Canna Rhizotonic - Root Additive...

$20.49 USD

Botanicare Cal Mag Plus 1 Gallon - magnesium nutrient additive cal-mag gal
USA
Botanicare Cal Mag Plus 1 Gallon -...

$50.88 USD

Botanicare Cal Mag Plus 1 Gallon -...

$50.88 USD

Xtreme Gardening Mykos Pure Mycorrhizal Inoculant 3.5oz New
USA
Xtreme Gardening Mykos Pure...

$5.00 USD

Xtreme Gardening Mykos Pure...

$5.00 USD

Xtreme Gardening Mykos Pure Mycorrhizal 2.2 lb - Mycorrhizae Beneficial Root
USA
Xtreme Gardening Mykos Pure...

$26.95 USD

Xtreme Gardening Mykos Pure...

$26.95 USD

Botanicare Cal Mag Plus Magnesium Nutrient Additive For Plants 8 Ounce Bottle
USA
Botanicare Cal Mag Plus Magnesium...

$9.89 USD

Botanicare Cal Mag Plus Magnesium...

$9.89 USD

Mammoth P Microbes Organic Bloom Booster 30ml bottle w/dropper same day ship 💯
USA
Mammoth P Microbes Organic Bloom...

$21.00 USD

Mammoth P Microbes Organic Bloom...

$21.00 USD

TPS ONE Liquid Plant Nutrient Fertilizer 3.2 - 6.5 - 4.1 (32 oz, 1 quart)
USA
TPS ONE Liquid Plant Nutrient...

$29.95 USD

TPS ONE Liquid Plant Nutrient...

$29.95 USD

Advanced Nutrients Grow, Micro, Bloom Bundle pH Perfect Base GMB 1 Liter
USA
Advanced Nutrients Grow, Micro, Bloom...

$38.89 USD

Advanced Nutrients Grow, Micro, Bloom...

$38.89 USD

Plant Success Great White ounce mycorrhizae beneficial bacteria root grow - 8 oz
USA
Plant Success Great White ounce...

$46.99 USD

Plant Success Great White ounce...

$46.99 USD

Botanicare Cal Mag Plus 32 oz / 1 Quart - magnesium nutrient additive cal-mag qt
USA
Botanicare Cal Mag Plus 32 oz / 1...

$22.19 USD

Botanicare Cal Mag Plus 32 oz / 1...

$22.19 USD

General Hydroponics pH Down 1 Gallon -buffer gh adjuster hydroponic
USA
General Hydroponics pH Down 1 Gallon...

$32.99 USD

General Hydroponics pH Down 1 Gallon...

$32.99 USD

VIVOSUN Nutrients Base A(4-0-1) B(1-4-2) Bundle Fertilizer for Hydroponic Plant
USA
VIVOSUN Nutrients Base A(4-0-1)...

$16.14 USD

VIVOSUN Nutrients Base A(4-0-1)...

$16.14 USD

Rhizoflora Purpinator - improvement in color, aroma, and potency terpinator
USA
Rhizoflora Purpinator - improvement...

$30.78 USD

Rhizoflora Purpinator - improvement...

$30.78 USD

99.99% Boric Acid Powder | Horticultural Garden Application | Multipurpose Clean
USA
99.99% Boric Acid Powder |...

$8.45 USD

99.99% Boric Acid Powder |...

$8.45 USD

Xtreme Gardening Azos - Nitrogen Microbes Root Booster Beneficial
USA
Xtreme Gardening Azos - Nitrogen...

$24.98 USD

Xtreme Gardening Azos - Nitrogen...

$24.98 USD